{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007247","490:4900005638","466:4660004679","490:4900005768","494:4940008410","490:4900007493","490:4900012286","490:4900007979","494:4940008713","490:4900005632","490:4900003029","496:4960005957","490:4900005643","466:4660008190","478:4780006889","490:4900007611","490:4900008622","490:4900007246","466:4660008193","490:4900004263","490:4900000885","490:4900005767","487:4870006440","494:4940007807","490:4900003305"],"twin_admin_codes":[490,490,466,490,494,490,490,490,494,490,490,496,490,466,478,490,490,490,466,490,490,490,487,494,490],"twin_sims":[0.16787517221476206,0.08928795958998834,0.04677221543669626,0.046707542732647524,0.045329519933544615,0.04521699187007755,0.043884825383216856,0.04235287719222275,0.04030791703582537,0.03998459793272169,0.032307284056482984,0.026687727491697004,0.025396398199286754,0.024136459199147982,0.022436963562917724,0.02028320646610153,0.01918969599660002,0.018697098741930315,0.01765188290763004,0.016558554322626252,0.016023260333488422,0.015784318288477914,0.0154788156632649,0.014806545857852748,0.014578894228230554],"twin_dists":[0.24535862555842144,0.28548105892961123,0.32142116996024306,0.32149377347944263,0.3230611518924723,0.3231908982260002,0.3247478602847645,0.3265881879641513,0.329134206539495,0.32954667550416855,0.3402841717688045,0.349627883250732,0.3520124734678794,0.3544422881681318,0.35790003909270424,0.36262491885516035,0.3651936554266759,0.36639279745494874,0.3690315771754789,0.3719425933378893,0.3734298657391114,0.37410788914800813,0.37498805901271376,0.37698006410150237,0.37767270441790024],"n_dims_used":45,"mean_confidence":0.9038536919487847},"coverage":{"mean_confidence":0.9038536919487847,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}